HTML tutorial
CSS3 tutorial
Bootstrap tutorial
JavaScript tutorial
JQuery tutorial
AngularJS tutorial
React tutorial
NodeJS tutorial
PHP tutorial
Python tutorial
Python3 tutorial
Django tutorial
Linux tutorial
Docker tutorial
Ruby tutorial
Java tutorial
C tutorial
C ++ tutorial
Perl tutorial
JSP tutorial
Lua tutorial
Scala tutorial
Go tutorial
ASP.NET tutorial
C # tutorial
The form attribute specifies the form the element belongs to."
The form
attribute specifies the form the element belongs to.
The value of this attribute must be equal to the id
attribute of a
<form>
element in the same document.
The form
attribute can be used on the following elements:
Elements | Attribute |
---|---|
<button> | form |
<fieldset> | form |
<input> | form |
<label> | form |
<meter> | form |
<object> | form |
<output> | form |
<select> | form |
<textarea> | form |
A button located outside a form (but still a part of the form):
<form action="/action_page" method="get" id="form1">
First name: <input type="text" name="fname"><br>
Last name: <input type="text" name="lname"><br>
</form>
<button type="submit" form="form1" value="Submit">Submit</button>
A <fieldset> element located outside a form (but still a part of the form):
<form action="/action_page" method="get" id="form1">
What is your favorite color? <input type="text" name="fav_color"><br>
<input type="submit">
</form>
<fieldset form="form1">
Name: <input type="text" name="username"><br>
Email: <input type="text" name="usermail"><br>
</fieldset>
An input field located outside the HTML form (but still a part of the form):
<form action="/action_page" id="form1">
First name: <input type="text" name="fname"><br>
<input type="submit" value="Submit">
</form>
Last name: <input type="text" name="lname" form="form1">
A <label> element located outside a form (but still a part of the form):
<form action="/action_page" id="form1">
<input type="radio" id="html" name="fav_language" value="HTML"><br>
<input type="radio" id="css" name="fav_language" value="CSS">
<label
for="css">CSS</label><br>
<input type="radio" id="javascript" name="fav_language"
value="JavaScript">
<label for="javascript">JavaScript</label><br><br>
<input type="submit" value="Submit">
</form>
<label
for="html">HTML</label>
A <meter> element located outside a form (but still a part of the form):
<form action="/action_page" method="get" id="form1">
First name: <input type="text" name="fname"><br>
<input type="submit" value="Submit">
</form>
<meter form="form1" name="x1" min="0" low="40" high="90"
max="100" value="95"></meter>
An <object> element located outside a form (but still a part of the form):
<form action="/action_page" id="form1">
First name: <input type="text" name="fname"><br>
<input type="submit" value="Submit">
</form>
<object data="helloworld.swf" height="400" width="400" form="form1" name="obj1"></object>
An <output> element located outside a form (but still a part of the form):
<form action="/action_page" id="numform"
oninput="x.value=parseInt(a.value)+parseInt(b.value)">0
<input type="range" id="a" name="a" value="50">100
+<input type="number" id="b" name="b" value="50">
<br><br>
<input type="submit">
</form>
<output form="numform" name="x" for="a b"></output>
A drop-down list located outside a form (but still a part of the form):
<form action="/action_page" id="carform">
Firstname:<input type="text" name="fname">
<input type="submit">
</form>
<select name="carlist" form="carform">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
<option value="audi">Audi</option>
</select>
A text area located outside a form (but still a part of the form):
<form action="/action_page" id="usrform">
Name: <input type="text" name="usrname">
<input type="submit">
</form>
<textarea name="comment" form="usrform">Enter text here...</textarea>
The form
attribute has the following browser support for each element:
Element | |||||
---|---|---|---|---|---|
button | 10.0 | 16.0 | 4.0 | 5.1 | 9.5 |
fieldset | Yes | Yes | Yes | Yes | Yes |
input | Yes | Yes | Yes | 5.1 | 10.6 |
label | Yes | Yes | Yes | Yes | Yes |
meter | Not supported | Not supported | Not supported | Not supported | Not supported |
object | Not supported | Not supported | Not supported | Not supported | Not supported |
output | Not supported | Not supported | Not supported | Not supported | Not supported |
select | Yes | Yes | Yes | Yes | Yes |
textarea | Yes | 11.0 | Yes | Yes | Yes |